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javabytecodejava-bytecode-asmbcel

Java find out what imports a .class has

Is there a way to find out what imports a class has?

In this question: Jon Skeet says that you can't do this using reflection, but

If you want to find all the types used within the compiled code, that's a slightly different matter. You may want to look at BCEL as a way of analyzing bytecode.

This is what I want to know how to do.

Solution

  • Here is an old tutorial for ASM bytecode manipulation framework explaining how to read class dependencies with ASM.